A facile strategy of “laser-direct-writing” to develop self-supported Ni30B70–Ti catalysts for boosted and durable alkaline oxygen evolution

Author:

Gao Yiming1,Zhu Shengli1ORCID,Cui Zhenduo1,Li Zhaoyang1ORCID,Wu Shuilin12ORCID,Gao Zhonghui1,Xu Wence1,Guo Meiqing3,Liang Yanqin1ORCID,Jiang Hui1ORCID

Affiliation:

1. School of Materials Science and Engineering, Tianjin University, Tianjin 300072, China

2. School of Materials Science & Engineering, Peking University, Beijing, 100871, China

3. Institute of Applied Mechanics, College of Mechanical and Vehicle Engineering, Taiyuan University of Technology, Taiyuan 030024, China

Abstract

A Ni30B70–Ti catalyst for seawater splitting was designed via ball milling and laser direct writing technology. The OER overpotential of Ni30B70–Ti was 370 mV at a current density of 50 mA cm−2, 260 mV lower than that of the commercial Ni mesh.

Funder

National Natural Science Foundation of China

Tianjin University

Shanxi Scholarship Council of China

Publisher

Royal Society of Chemistry (RSC)

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